usn-8341-1
Vulnerability from osv_ubuntu
Published
2026-05-28 19:51
Modified
2026-06-30 15:55
Summary
openjdk-26 vulnerabilities
Details

Thomas Beckers discovered that the JAXP component of OpenJDK 26 did not correctly authenticate certain APIs. A remote unauthenticated attacker could possibly use this issue to gain unauthorized access to sensitive information. (CVE-2026-22016)

It was discovered that the Networking component of OpenJDK 26 did not correctly authenticate certain APIs. A remote unauthenticated attacker could possibly use this issue to cause a denial of service. (CVE-2026-34282)

It was discovered that the JSSE component of OpenJDK 26 did not correctly authenticate certain APIs. A remote unauthenticated attacker could possibly use this issue to cause a denial of service. (CVE-2026-22021)

It was discovered that the JGSS component of OpenJDK 26 did not correctly authenticate certain APIs. A remote attacker could possibly use this issue to obtain sensitive information. (CVE-2026-22013)

It was discovered that the 2D component of OpenJDK 26 did not correctly handle certain integer arithmetic. If a user or automated system were tricked into opening a specially crafted file, an attacker could possibly use this issue to obtain sensitive information. (CVE-2026-23865)

It was discovered that the Libraries component of OpenJDK 26 did not correctly authenticate certain APIs. A remote unauthenticated attacker could possibly use this issue to modify data. (CVE-2026-22008)

It was discovered that the Libraries component of OpenJDK 26 did not correctly authenticate certain APIs. A remote unauthenticated attacker could possibly use this issue to cause a denial of service. (CVE-2026-22018)

Ken Pyle discovered that the Security component of OpenJDK 26 did not correctly authenticate certain APIs. A local attacker could possibly use this issue to obtain sensitive information. (CVE-2026-22007, CVE-2026-34268)

In addition to security fixes, the updated packages contain bug fixes, new features, and possibly incompatible changes.

Please see the following for more information: https://openjdk.org/groups/vulnerability/advisories/2026-04-21

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2026-22007",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2026-22008",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2026-22013",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2026-22016",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2026-22018",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2026-22021",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2026-23865",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2026-34268",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2026-34282",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:25.10"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "openjdk-26-demo",
            "binary_version": "26.0.1+8-2~25.10.2"
          },
          {
            "binary_name": "openjdk-26-jdk",
            "binary_version": "26.0.1+8-2~25.10.2"
          },
          {
            "binary_name": "openjdk-26-jdk-headless",
            "binary_version": "26.0.1+8-2~25.10.2"
          },
          {
            "binary_name": "openjdk-26-jre",
            "binary_version": "26.0.1+8-2~25.10.2"
          },
          {
            "binary_name": "openjdk-26-jre-headless",
            "binary_version": "26.0.1+8-2~25.10.2"
          },
          {
            "binary_name": "openjdk-26-jre-zero",
            "binary_version": "26.0.1+8-2~25.10.2"
          },
          {
            "binary_name": "openjdk-26-source",
            "binary_version": "26.0.1+8-2~25.10.2"
          },
          {
            "binary_name": "openjdk-26-testsupport",
            "binary_version": "26.0.1+8-2~25.10.2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:25.10",
        "name": "openjdk-26",
        "purl": "pkg:deb/ubuntu/openjdk-26@26.0.1+8-2~25.10.2?arch=source\u0026distro=questing"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "26.0.1+8-2~25.10.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "26~9ea-1",
        "26~12ea-1",
        "26~17ea-1"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2026-22007",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2026-22008",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2026-22013",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2026-22016",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2026-22018",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2026-22021",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2026-23865",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2026-34268",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2026-34282",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:26.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "openjdk-26-demo",
            "binary_version": "26.0.1+8-2~26.04.2"
          },
          {
            "binary_name": "openjdk-26-jdk",
            "binary_version": "26.0.1+8-2~26.04.2"
          },
          {
            "binary_name": "openjdk-26-jdk-headless",
            "binary_version": "26.0.1+8-2~26.04.2"
          },
          {
            "binary_name": "openjdk-26-jre",
            "binary_version": "26.0.1+8-2~26.04.2"
          },
          {
            "binary_name": "openjdk-26-jre-headless",
            "binary_version": "26.0.1+8-2~26.04.2"
          },
          {
            "binary_name": "openjdk-26-jre-zero",
            "binary_version": "26.0.1+8-2~26.04.2"
          },
          {
            "binary_name": "openjdk-26-source",
            "binary_version": "26.0.1+8-2~26.04.2"
          },
          {
            "binary_name": "openjdk-26-testsupport",
            "binary_version": "26.0.1+8-2~26.04.2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:26.04:LTS",
        "name": "openjdk-26",
        "purl": "pkg:deb/ubuntu/openjdk-26@26.0.1+8-2~26.04.2?arch=source\u0026distro=resolute"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "26.0.1+8-2~26.04.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "26~17ea-1",
        "26~26ea-1",
        "26~28ea-1",
        "26~30ea-1",
        "26~32ea-1",
        "26~34ea-1"
      ]
    }
  ],
  "aliases": [],
  "details": "Thomas Beckers discovered that the JAXP component of OpenJDK 26 did not\ncorrectly authenticate certain APIs. A remote unauthenticated attacker\ncould possibly use this issue to gain unauthorized access to sensitive\ninformation. (CVE-2026-22016)\n\nIt was discovered that the Networking component of OpenJDK 26 did not\ncorrectly authenticate certain APIs. A remote unauthenticated attacker\ncould possibly use this issue to cause a denial of service.\n(CVE-2026-34282)\n\nIt was discovered that the JSSE component of OpenJDK 26 did not correctly\nauthenticate certain APIs. A remote unauthenticated attacker could\npossibly use this issue to cause a denial of service. (CVE-2026-22021)\n\nIt was discovered that the JGSS component of OpenJDK 26 did not correctly\nauthenticate certain APIs. A remote attacker could possibly use this issue\nto obtain sensitive information. (CVE-2026-22013)\n\nIt was discovered that the 2D component of OpenJDK 26 did not correctly\nhandle certain integer arithmetic. If a user or automated system were\ntricked into opening a specially crafted file, an attacker could\npossibly use this issue to obtain sensitive information. (CVE-2026-23865)\n\nIt was discovered that the Libraries component of OpenJDK 26 did not\ncorrectly authenticate certain APIs. A remote unauthenticated attacker\ncould possibly use this issue to modify data. (CVE-2026-22008)\n\nIt was discovered that the Libraries component of OpenJDK 26 did not\ncorrectly authenticate certain APIs. A remote unauthenticated attacker\ncould possibly use this issue to cause a denial of service.\n(CVE-2026-22018)\n\nKen Pyle discovered that the Security component of OpenJDK 26 did not\ncorrectly authenticate certain APIs. A local attacker could possibly\nuse this issue to obtain sensitive information.\n(CVE-2026-22007, CVE-2026-34268)\n\nIn addition to security fixes, the updated packages contain bug fixes,\nnew features, and possibly incompatible changes.\n\nPlease see the following for more information:\nhttps://openjdk.org/groups/vulnerability/advisories/2026-04-21",
  "id": "USN-8341-1",
  "modified": "2026-06-30T15:55:20Z",
  "published": "2026-05-28T19:51:10Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-8341-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2026-22007"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2026-22008"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2026-22013"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2026-22016"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2026-22018"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2026-22021"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2026-23865"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2026-34268"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2026-34282"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "openjdk-26 vulnerabilities",
  "upstream": [
    "UBUNTU-CVE-2026-22007",
    "UBUNTU-CVE-2026-22008",
    "UBUNTU-CVE-2026-22013",
    "UBUNTU-CVE-2026-22016",
    "UBUNTU-CVE-2026-22018",
    "UBUNTU-CVE-2026-22021",
    "UBUNTU-CVE-2026-23865",
    "UBUNTU-CVE-2026-34268",
    "UBUNTU-CVE-2026-34282"
  ]
}



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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.